For our students to become truly fluent, we want them to switch off the Ukrainian-to-English translator in their heads. When students are surrounded by English, the brain really does start to think, speak, read and write in English first. There is no magic pill, only countless repetitions and deliberate practice. In other words, the more we train our students to produce sentences directly in English rather than through Ukrainian equivalents, the sooner they will start speaking fluently.
Below we look at why the habit of thinking in English matters so much, what difficulties students run into, and which strategies can help them. The goal? Fluency, not perfection. Let’s begin!

Fluency is much more than the ability to pick and combine words accurately. It is about switching to thinking in English. When students think in English, they form their thoughts directly in the language, speak faster and sound more natural.
Translating words in their heads slows students down considerably and can even reinforce mistakes. By constantly practicing thinking in English, students build an “English worldview” rather than just a bilingual dictionary in their heads. Fluent, smooth, spontaneous speech means that concepts connect directly to English words. The more we train our students to think within English, the less often they will need to translate.
It is no accident that experts stress immersion in the language environment. ACTFL, in particular, notes that comprehensible input and output are key, that is, the language students take in and the language they use. At the same time, providing context, gestures and visuals helps students feel calmer and more confident while learning. And British Council research notes that immersion pushes a person to speak, listen, read, write and think in English all the time.
When English is constantly heard in a comprehensible context, it becomes the brain’s default language. This is exactly what Krashen’s input hypothesis says: learning happens when students, in a relaxed atmosphere, regularly meet English that is slightly above their level. And the more often they speak English, even just in class, the faster the brain starts picking up language patterns without translation.
On the way to fluency, speed matters more than perfection. Constant internal translation slows down every thought. Encourage students to link meaning directly to English phrases: this speeds up speech.
Over time, this mental training builds lasting neural connections for English in the brain while expanding vocabulary. According to the British Council, students absorb vocabulary and grammar better when they learn them in a practical context. In other words, contextual thinking in English helps knowledge stick.
Students who think in English, at least partly, gradually come to see it as “their own” language. They hesitate less and speak more confidently. Constant reliance on Ukrainian, by contrast, signals a lack of confidence in English. But when fear goes and interest appears, the tension eases, which naturally encourages students to think in English. In other words, the more we think in a language, the less we fear mistakes and the more naturally we speak.
After all, it is worth remembering: in real conversations (as in tests) there is no time for internal translation. We are preparing students for real language situations in which native speakers think in English and expect a quick response. The earlier students start training this skill, the more confident their English will sound. It is like training muscles: the brain gradually gets used to forming sentences in English without leaning on translation.

When learning English, Ukrainian-speaking students often run into certain difficulties. Here are the most common ones:
Most students have the habit of translating from Ukrainian into English one word at a time. In practice this only doubles the effort of communicating in English. A study by Canadian researchers of Ukrainian-speaking children shows that translating every word makes tasks take 2–3 times longer and overloads the brain, which only gets in the way of thinking in English.
What is more, Ukrainian and English grammar differ greatly. So students often make mistakes when they translate thoughts from Ukrainian into English.
Ukrainian has no articles. So students often either leave them out altogether or use them incorrectly. For example, students may say “I bought book” or “I saw movie”. English has “a/an” and “the”, so we have to train our students that there is no such thing as just “book” or “movie”: they also need “a/an” or “the”.
In Ukrainian you can drop the subject (“Говорю англійською” = “(I) speak English”), because the verb already tells us who is doing the action. In English, pronouns are required: “I speak English”, not “speak English”.
Students may also replace English prepositions with equivalents based on the grammar of their native language. For example, students may say “depends from” if they translate this phrase from Ukrainian, where it is “залежить від”. In English, though, you should say “depends on”.
Word pairs such as “say/tell”, “borrow/lend”, “learn/teach” and “make/do” often confuse Ukrainian-speaking students. These words can be tricky because their meanings partly overlap, and their use mostly depends on context or fixed collocations.
For example, with “make” and “do” it is important to remember that “make” is usually used when we talk about creating or producing something, while “do” is used when we talk about actions, tasks or activities, such as “do homework” or “do the dishes”.
In the same way, “say” is usually used for uttering words or sounds (“say something”), while “tell” usually implies a listener or a recipient of the message (“tell me”).
Words like “borrow” and “lend” can also be confusing, because they describe the same action from different sides. If you “borrow” a book from the library, you take it for a while, but if you “lend” a book to a friend, you are the one giving it for a while. You can “borrow” money from relatives or “lend” money to a colleague.
What is more, some English words look like Ukrainian ones: “magazine”, “insult”, “accurate”, but their meanings can differ. Be especially careful with idioms, because a literal translation usually doesn’t work here. They require English thinking, not word-for-word translation.
By getting to know these subtle differences and practicing common collocations, students can reduce the number of mistakes and sound more natural in English.
Studies of the psychological barriers Ukrainian-speaking students face note that the most common ones are fear of making a mistake and shyness. These worries are usually linked to past experience of being corrected, embarrassment or anxiety about one’s accent. Any of these factors can make the brain freeze in class or in a real conversation. We need to bring students out of this state through praise and engaging activities. The sooner they start thinking in English, the more confident and fluent they will become.
For younger children, using different languages during the day can be quite exhausting. Speaking Ukrainian first and then switching to English creates extra cognitive load. So they often want to switch back to their native language for relief, unless a firm habit of communicating only in English is built.

Now for the practical part, with simple strategies for helping your students start thinking in English.
One of the most effective (yet often underrated) strategies for developing grammar, fluency and confidence in English is the consistent use of full sentences, both in speech and in writing. As long as students lean toward quick one-word answers or short phrases, this habit will hold back their progress and keep them from learning to communicate effectively in real-life situations. Research on language chunks shows that learning whole phrases rather than single words develops fluency. As teachers, we play a key role in helping students master grammar, sentence structure and correct word order. And encouraging students to answer in full sentences is one of the most powerful tools for achieving this.
Using full sentences lets students practice natural sentence structure without focusing so much on grammar rules. It also helps get rid of the habit of calling out single words that cannot be formed into a complete thought. With regular practice, students get used to forming thoughts in English, moving closer and closer to spontaneous communication. So when students give their opinion, describe pictures or answer questions, make it the norm to always speak in full sentences.
Here are a few ideas that will help:
Over time, if you are consistent and supportive, students will start using full sentences naturally and without reminders.
When students don’t understand certain words or concepts, don’t switch to Ukrainian straight away. Instead, give a definition or demonstrate the word in English. For example, if a student doesn’t understand the word “bicycle”, don’t tell them “велосипед”; show a picture, draw it on the board, use gestures or give a synonym. Explaining in English lets students stay tuned in to English. Even if it is hard at first, it gradually trains students’ brains to look for explanations in English rather than in their native language. Remember, this works both ways. When a student learns a new word, we should prompt them to explain it in their own words, using the English they already know. This builds deep knowledge, develops vocabulary and encourages students to start thinking in English, which is a key step on the way to fluency.
A good idea is to encourage students to explain words to one another in English. It brings students together and gives them valuable practice. If students find it hard, help them build a definition by asking questions and giving examples.
This will show students how to define an unknown word using simple English.
Modeling can help too. You can say: “A forest is a place with lots of trees. It’s bigger than a park, and many animals live there. You can go hiking or camping in a forest”.
Concept checking questions (CCQs) are also a great way to check whether students have understood without asking “Do you understand?”.
For example, for the word “borrow”, you can ask:
Questions like these make students think about meaning and use the word in context, which is far more effective than translation.
Using games can make explaining vocabulary an even more engaging and fun process.
Taboo
A classic vocabulary game in which students have to describe a word without using certain key words. For example, describing “apple”, students might say: “It’s a fruit. It’s red or green. You eat it. It grows on a tree.”
You can simplify the rules for younger students: let them describe words freely without avoiding any words. This turns the game into a fun, relaxed activity.
Word explanation games
Use prompts such as “I’m thinking of...”: “I’m thinking of something that you use when it rains. It keeps you dry.” (Answer: umbrella)
Let students create their own clues and ask about them in pairs or small groups.
Explain with gestures or a drawing
Students act out or draw a word while the rest of the class describe and guess it, using full sentences. This is a great activity for beginner levels.
“Detective” speaking warm-ups
Give students clues one at a time. For example:
Students guess: “Is it a chair?”
Games like these help students of any level develop the skills of defining, explaining and communicating without resorting to translation. This gives them confidence in real-life situations where translation is not an option.
Support your speech with pictures, objects and body language. Especially for younger students, gestures and images can often explain more than words.
For example, when teaching “stand up”, stand up. When teaching the topic of family, show family photos.
ACTFL research notes that a task works much better with visual elements. Using whiteboards, flashcards or simple drawings turns abstract English into something more real, while reducing dependence on Ukrainian.
Whenever students speak Ukrainian (or any language other than the one being learned), reply that you don’t understand them, even if you do. This way students realize that they can only reach their communicative goal by using English. In that case language becomes an important tool, not just a school subject.
This rule helps to gently stimulate the use of passive knowledge of English without putting the student in an awkward position. By responding only to the target language, the teacher sets a certain norm in the lesson: here we speak only English.

Teachers can think aloud to show students their train of thought in English. For example, you can answer a question aloud: “Okay, what verb tense do I need here? Hmm, maybe I say ‘she is walking’ because it’s happening now… Yes.”
By overhearing you think in English, students see how to connect ideas without using their native language. What is more, such modeling helps build students’ vocabulary (because they hear the words you choose) and shows them what it is like to think in English. You can even ask students to think aloud too before giving their answers. It is a gentle way to train inner dialogue in English.
Present new words not as isolated items but through stories. For example, you can teach the word “rainbow” by telling a short story about rain and sun or by showing a bright illustration. Highlight how to use the word in a sentence (“Look at the rainbow after the rain!”).
Flashcards and repeating words after the teacher can be useful, especially for younger students, but with too many such tasks words start to be processed on autopilot and are quickly forgotten. It is more effective to integrate new words into real-life dialogues that matter to your students.
Try these communicative techniques:
Personalized prompts
Use questions or sentence starters that encourage students to talk about themselves:
Have students answer in full sentences, using the vocabulary of the lesson.
Ask students to write a sentence with each new word. Not just a definition, but a personal, meaningful sentence. Younger students can draw pictures of the words.
Find Someone Who…
A classic speaking activity in which students ask one another questions to find out who fits a certain category, using the new vocabulary along the way:
Vocabulary is the foundation of a language, but words only become useful when students know how and when to use them. When we teach vocabulary in context, repeat it often and make it personalized and conversational, we help students move from memorizing words to using English to express their thoughts.
It is perfectly normal for students learning a foreign language to need a few extra seconds to process a question in English. Give them more time before expecting an answer. Don’t rush them; let students process what they have heard.
During this pause, students often translate mentally and plan their answer. If we extend the pause a little (even just by counting 5-10 seconds), in that time they can formulate a complete thought in English instead of quickly blurting out fragments of phrases. You can agree that students will give you a sign when they are ready (for example, raising a hand or giving a thumbs-up).
Over time students will need less and less time to answer. As a result, such pauses lead to more coherent answers entirely in English.
Let absolutely everything in the lesson be discussed only in English. Greet students, take attendance and give instructions in English only.
For example, every Monday ask: “What did you do over the weekend?”. Then give students useful phrases that can help them. Let everyone give a short answer. Now all students can talk about their weekend in English.
OnTESOL notes that after such a warm-up students will be thinking about what they did over the weekend and will simply start putting words together to express their thoughts in English. The idea is to make English the default language.
Use English for classroom management: “Open your books,” “Let’s line up,” “Can someone explain this in English?”. With enough practice, students stop answering in Ukrainian in their heads. As the British Council notes, living in an English-speaking environment (even an artificial one) helps students start thinking in English and remember new vocabulary more naturally.
Encourage students’ willingness to take risks. Every time a student tries to speak English (even with mistakes), praise them: “Great job!”; “Excellent question in English!”. This way their brain gets used to the idea that it is safe to speak English here.
Don’t correct all of your students’ mistakes instantly; focus first on the meaning of what was said. For fluency, it is better for a student to say “He go to school” and keep talking than to stop every time to fix the grammar. You can always draw the student’s attention to the mistake later.

Besides everyday teaching, there are strategies that help build an “English mindset”.
Journaling
Encourage students to keep a diary or a weekly journal in English. They can write something simple there, such as a few sentences about their weekend, a letter to themselves or interesting reflections (like “If I had a magic English book, I would…”). Regular writing helps students structure their thoughts in English and consolidate vocabulary.
Give students sentence starters (“Today I felt…, I want to learn…”), but let them personalize them. From time to time, look through these entries or share excerpts (only with permission) to mark progress. Writing by hand also supports better memory and “clear thinking” in a new language.
AI and technology
For older students, language apps or AI chatbots (such as ChatGPT or Duolingo) can be used as fun practice outside lessons. For example, students can ask a chatbot simple questions in English or ask it to check the grammar in a sentence.
Using voice assistants (such as Siri or Google Assistant) for daily English practice can also boost students’ confidence in English conversations. For example, they can ask the assistant questions like: “What’s the weather today?” or “Can you tell me a joke?”. This supports more natural language use and listening practice in a relaxed setting. What is more, such assistants can help with pronunciation by repeating phrases clearly and giving students a model.
The most important thing is to engage with English content interactively.
Daily challenges
Come up with a fun challenge that helps students use English every day. For example, take the word of the day from the Cambridge Dictionary website and ask students to use it in a sentence by the end of the lesson. Or run a quick morning quiz: give students a riddle or a fun fact of the day to discuss in English.
Use small challenges:
Another fun thing to do is to narrate your thoughts in English. It is very interesting and no less effective! Just tell students:
“When you’re walking home, cooking, or even brushing your teeth – try to think in English. Narrate what you’re doing.”
For example:
Even small but regular efforts (such as reading one page of a book in English every day) build the habit of thinking in English. The element of novelty and challenge keeps students motivated, and the habit of repeating these steps for 5-10 minutes a day trains students’ brains to stay “in English mode” longer.
It is about developing small habits that grow over time into something big, something students can be proud of.
After the lesson, get students to think (to themselves or in writing) about what was easy in the lesson and what was hard. You can use simple questions: “What did I learn today?” or “One thing I understand better now is…”. For anonymous answers to such questions you can use Padlet.
Such a metacognitive task (even if it takes only a minute) helps students consciously analyze their use of English. Over time they will better understand when exactly they feel like switching to their native language and will be able to correct themselves. You can model reflection yourself. For example, at the end of the lesson say aloud “I noticed some of you were translating the word ‘___’ in your head. Next time I will try to explain it with a picture first.” This will nudge them toward reflecting on language.

Teaching students to think in English is a marathon, not a sprint. We cannot flip a switch to become fluent. But we can pave this path step by step until thinking in English becomes as natural as thinking in one’s native language.
Start with small steps (full-sentence answers, visual cues, thinking time) and move on to bigger habits (a journal, an English-only rule in lessons and daily English challenges). Celebrate small wins: every sentence spoken without translation, every “I don’t understand” said in English is a step toward fluency.
Over time you will notice shy beginners becoming confident in English. And this is not just about improving grammar; it is about giving their thoughts an English voice.
Make the process enjoyable and remind yourself (and your students) that making mistakes is fine. After all, it is proof that learning is happening. What matters is a lesson rich in language, visuals, room to think and a sense of safety, because this combination is the key to fluency.